Dracunculiasis: Dracunculiasis, more commonly known as Guinea worm disease, is a preventable infection caused by the parasite Dracunculus medinensis.Infection affects poor communities in remote parts of Africa that do not have safe water to drink.racunculiasis (dra-KUNK-you-LIE-uh-sis), more commonly called Guinea worm disease, is a parasitic infection caused by Dracunculus medinensis (a long, thin worm). Infection is seen when the adult worm emerges through the skin of an infected person.
1. personality disorder-inflexible and maladaptive patterns of behavior. folie, mental disorder, mental disturbance, psychological disorder, disturbance - (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness.
A personality disorder is a type of mental disorder in which you have a rigid and unhealthy pattern of thinking, functioning and behaving. A person with a personality disorder has trouble perceiving and relating to situations and to people.n some cases, you may not realize that you have a personality disorder because your way of thinking and behaving seems natural to you. And you may blame others for the challenges you face. Personality disorders usually begin in the teenage years or early adulthood.